Summerfield Engineering secures its long-term future.

It is with great pleasure we announce that global mining equipment designer and manufacturer, Mining Machinery Developments (MMD), has acquired Summerfield Engineering Ltd, consolidating a robust and enduring professional relationship that spans more than four decades. To mark the purchase and align with the MMD brand Summerfield Engineering Ltd has undergone a name change to ‘MMD Summerfield Ltd’.

Moving forward as part of a successful global group will not only strengthen MMD Summerfield’s business and secure its long-term future for all its customers and employees, but will also fortify the MMD group’s expertise and experience developed by Summerfield Engineering in over 40 years of manufacturing high quality critical components for MMD. This stamps an exciting new chapter for both companies, securing our prospects for sustained success.

MMD Summerfield will continue to offer its renowned level of quality and service to is long term loyal customer base.

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Capabilities and Services Provided

MMD Summerfield Ltd specialise in CNC & manual horizontal boring, vertical boring, turning, milling & drilling

1 - 100 units and up to 20 tonnes in weight

We also have the facility to create solid models or CAD drawings and utilise CAD/CAM software to program all the CNC machinery


MMD Summerfield Ltd has been registered with the British Standards Institute since 1989 and in 2017 moved to BS EN ISO 9001:2015 accreditation

We have an established quality management system and regularly achieve high ratings in our customer satisfaction surveys